| F-CA160-44 | 400100023 | 2x G4 (ISO Coarse >65%) filters |
| F-CA160-47 | 400100024 | F7/G4 filter set* |
* this is the recommended filter set: 1x F7 filter for the air intake and 1x G4 filter for the extract
| Zehnder | F-CA180-44 | 400100090 | 2x G4 filters |
| Zehnder | F-CA180-47 | 400100091 | F7/G4 filter set* |
* this is the recommended filter set: 1x F7 filter for the air intake and 1x G4 filter for the extract
| Zehnder | F-CA200-44 | 400100014 | 2x G4 (ISO Coarse >665%) filters |
| Zehnder | F-CA200-47 | 400100013 | F7 (ISO ePM1 >65%)/ G4 (ISO Coarse >65%) filter set* |
* this is the recommended filter set: 1x F7 filter for the air intake and 1x G4 filter for the extract
| Zehnder | F-S44 | 400100085 | 2x G4 filter santos 370/ComfoAir 350/550 |
| Zehnder | F-S47 | 400100084 | G4+F7 filter set santos 370/ComfoAir 350/550* |
| Zehnder | F-S77 | 400100086 | 2x F7 filters set santos 370/ComfoAir 350/550 |
* this is the recommended filter set: 1x F7 filter for the air intake and 1x G4 filter for the extract
Please note that these filters only suit the ComfoAir 350 and 550 systems, not the ComfoAir Q range.
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